package com.itheima.mapper;

import com.itheima.domain.User;
import org.apache.ibatis.annotations.Many;
import org.apache.ibatis.annotations.Result;
import org.apache.ibatis.annotations.Results;
import org.apache.ibatis.annotations.Select;

import java.util.List;

public interface UserMapper {
    @Select("select * from user")
    @Results(value = {
            @Result(id = true, column = "id", property = "id"),
            @Result(column = "username", property = "username"),
            @Result(column = "address", property = "address"),
            /*
             * 对多的关联查询
             * */
            @Result(property = "ordersList", javaType = List.class,column = "id",many = @Many(select = "com.itheima.mapper.OrdersMapper.findByUid"))
    })
    List<User> findAll();
}
